*{
    margin: 0;
    padding: 0;
}
.shuju1{
    margin: 0 auto;
    height: auto;
    width: 100%;
    position: relative;
    top: 0px;
    text-align: center;
}
.title1{

}
.neirong{
    height: 200px;
    width: 640px;
    margin: 20px auto;
    text-align: center;
}
#diyihang{
    height: 100px;
    width: 100%;
    position: relative;
    top: 0px;
    left: 0px;
}
#diyihangs{
    height: 100px;
    width: 100%;
    position: relative;
    top: 0px;
    left: 12.5%;
}
.xianyouquezhen{
    height: 100px;
    width: 25%;
    float: left;
}
.wuzhengzhuang{
    height: 100px;
    width: 25%;
    float: left;
}
.xianyouyisi{
    height: 100px;
    width: 25%;
    float: left;
}
.xianyouzhongzheng{
    height: 100px;
    width: 25%;
    float: left;
}
.xianyouquezhen1{
    position: relative;
    top: 0px;
    text-align: center;
}
.xianyouquezhen2{
    height: 20px;
    width: 160px;
    position: relative;
    top: 10px;
    text-align: center;
    font: 21px PingFangSC-Medium;
    font-weight: bold;
}
.dierhang{
    height: 100px;
    width: 100%;
    position: relative;
    top: 0px;
    left: 0px;
}
.dierhangs{
    height: 100px;
    width: 100%;
    position: relative;
    top: 0px;
    left: 12.5%;
}
.shuju2{
    height: auto;
    width: 100%;

}
.shuju2_shuju{
    width: 50%;
    height: 100%;
    margin: 0 auto;
    text-align: center;
}
.biao{
    width: 100%;
    height: auto;
    overflow-x: hidden;
    overflow-y: hidden;
}
.biaotou{
    position: relative;
    width: 98%;
    height: 30px;
    margin-left: 1%;
    line-height: 30px;
    font-size: 14px;
    font-weight: bold;
}
.biaotou1{
    width: 46%;
    height: 30px;
    text-align: left;
    float: left;
    padding-left: 10px;
    border-radius: 10px 0 0 10px;
    background-color: gainsboro;
}
.biaotou2{
    width: 27%;
    height: 30px;
    text-align: center;
    float: left;
    text-align: center;
    background-color: gainsboro;
}
.biaotou3{
    width: 27%;
    height: 30px;
    text-align: center;
    float: left;
    text-align: center;
    background-color: gainsboro;
    border-radius: 0 10px 10px 0;
}
.biaotou2::before{
    position: absolute;
    left: 46%;
    top: 0px;
    content: "";
    height: 100%;
    width: 1px;
    background: #fff;
}
.biaotou2::after{
    position: absolute;
    left: 73%;
    top: 0px;
    content: "";
    height: 100%;
    width: 1px;
    background: #fff;
}
.biao-shuju{
    margin: 40px 0 0 40px;
    position: relative;
    margin-top: 1px;
    width: 98%;
    height: 40px;
    margin-left: 1%;
    line-height: 40px;
    font-size: 17px;
    font-weight: bold;

}
.biao-shuju:hover{
    margin: 8px 0 0 8px;
    box-shadow: 5px 8px 4px 2px #A9A9A9;
}
.biao-shuju1{
    width: 46%;
    height: 40px;
    text-align: left;
    float: left;
    padding-left: 10px;

}
.biao-shuju2{
    width: 27%;
    height: 40px;
    text-align: center;
    float: left;
    text-align: center;
}
.biao-shuju::before{
    position: absolute;
    bottom: 0;
    left: 0;
    content: "";
    width: 100%;
    height: 2px;
    background-color: #eeeeee;
}
.bottom-button{
    height: 50px;
    width: 100%;
    margin-top: 10px;
    background-size: 100%;
    background-repeat: no-repeat;
    color: #fff;
    cursor: pointer;
}
.bottom-button>button{
    background-color: #67ABCE;
    border: none;
    color: white;
    padding: 5px 10px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    border-radius: 12px;
    font-size: 16px;
}
.shuju3{
    height: auto;
    width: 100%;
    margin-top: 20px;
}
.nav {
    overflow: hidden;
    text-align: center;
    margin: 50px auto;
    background-color: #f4f4f4;
}
.nav li {
    float: left;
    padding: 5px;
    width: 45%;
    color: #666;
    list-style: none;
    border-left: 1px solid #f4f4f4;
    cursor: pointer;
}
.nav li:hover,.selected {
    background-color:#ecebeb;
    border-left: 1px solid #ecebeb;
}
.content{
    border: 1px solid #f4f4f4;
    height: 400px;
    width: 100%;
    padding: 10px;
    overflow: hidden;
}

.xuanzekuang_1>span{
    height: 50px;
    line-height: 50px;
}
.xuanzekuang_2>span{
    height: 50px;
    line-height: 50px;
}